Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Orthostatic Intolerance: early-phase trial registry
3 of 6 indexed Orthostatic Intolerance trials are currently recruiting, with more weight in Phase 1-2.
Corpus placement: #2,866 of 28,707 conditions by registered trial count.
6 US clinical trials · 3 currently recruiting · #2,866 of 28,707 conditions by registered trial count
Orthostatic Intolerance: 6 US clinical trials tracked, 3 recruiting.
Orthostatic Intolerance is the subject of 6 registered US clinical trials on ClinicalTrials.gov, 3 of them currently open to new participants. 0 are in Phase 3-4 (later-stage) and 1 in Phase 1-2 (earlier-stage). The most active sponsor is Satish R. Raj, running 1 of these trials.
Enrollment posture brief
Registry condition orthostatic-intolerance
OPEN 3 | RECR 50% | LATE 0 | EARLY 1 | RANK #2866 | SPON 1
Volume-matched condition peers
Nearest open-share peer: Achalasia (50% recruiting · 8 trials)
Orthostatic Intolerance lists 3 open slots (50% of 6 indexed trials). Peers are matched on registered volume, not therapeutic-area browse lists. How peer matching works →
Key findings
What ClinicalTrials.gov does not surface for Orthostatic Intolerance on its own pages , computed from the registry mirror as of 2026-08-08. Each line carries its own denominator so it can be quoted as it stands.
-
Orthostatic Intolerance is recruiting above its size-band peers.
3 of 6 indexed trials (50%) are open to enrollment, against a 46.5% average across 27,806 conditions with fewer than 20 trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.
-
One sponsor concentrates Orthostatic Intolerance research.
Satish R. Raj accounts for 1 of 6 trials (16.7%). 6 distinct sponsors appear on at least one study for this condition label.
-
Typical Orthostatic Intolerance enrolment sits around 100 participants.
Median target enrolment is 100 among the 6 trials that report a genuine target (sentinel values excluded). 2 of those (33.3%) plan for fewer than 100 participants.
-
Orthostatic Intolerance splits between interventional and observational designs.
4 interventional and 2 observational studies make up this index (66.7% interventional). Study type is sponsor-reported on ClinicalTrials.gov.
Open and recent trials
6 total, page 1 of 1
Autonomic Dysfunction in Patients Following Bariatric Surgery: The ADiPOSE Study
Kansas City Heart Rhythm Research Foundation
NCT06289413
The STAND-UP Study
St. Francis Hospital, New York
NCT07195903
Effects of Age, Sex and Isometric Exercise on Ventricular-Vascular Interactions During Cardiac Unloading
Tracy Baynard
NCT06939153
Sleep Actigraphy in Postural Tachycardia Syndrome (POTS)
Satish R. Raj
NCT00692471
Acute Salt Handling in Orthostatic Intolerance
Vanderbilt University
NCT00581633
Sex Hormones and Orthostatic Tolerance
Yale University
NCT01153581
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 2 | 1 |
Top Sponsors
Named interventions
Most-linked intervention names on Orthostatic Intolerance records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Orthostatic Intolerance trials. A trial with sites in several states counts in each.
Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.
Related
What to do with this Orthostatic Intolerance page
6 registered trials, 3 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 3 Orthostatic Intolerance trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- Satish R. Raj sponsors the most Orthostatic Intolerance trials on record, review their full trial history before evaluating a specific study. See Satish R. Raj's trials
- Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide
Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.
Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This Orthostatic Intolerance condition card totals 6 registered trials; most-linked intervention 17β-Oestradiol; top US site state Tennessee. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.